MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a malicious redirector link disguised as a chemistry textbook answer key. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK confirms the malicious nature of the primary URL. Additionally, the PDF_SEO_LINK_FARM heuristic indicates a large number of outbound links, many hosted on Shopify, suggesting a link farm used for SEO manipulation to distribute malicious content. No scripts were extracted from this sample, but the presence of a malicious redirector and the link farm strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.ru/pify?keyword=chemistry+raymond+chang+10th+edition+answers
- http://files.pennjournalconlaw.com/uploads/1/3/2/6/132682694/bawibixijuzawo.pdf
- http://wuzigodar.aurora-v-cinematography.com/uploads/1/3/1/8/131871787/faa4244e8dbf.pdf
- http://files.upstreamlearning.org/uploads/1/3/1/3/131381553/sivif.pdf
- http://files.sotomayorhomesolutions.com/uploads/1/3/1/4/131410939/fuvawo.pdf
- http://derere.my-mediamatters.tech/uploads/1/3/2/6/132682787/sukezulevekekot.pdf
- https://cdn.shopify.com/s/files/1/0433/8424/2325/files/20040434432.pdf
- https://cdn.shopify.com/s/files/1/0432/6408/2073/files/labigowozakoruxuzo.pdf
- https://cdn.shopify.com/s/files/1/0431/0407/5933/files/mulitovir.pdf
- https://cdn.shopify.com/s/files/1/0451/1694/8633/files/baronamirijipu.pdf
- https://cdn.shopify.com/s/files/1/0428/3544/3875/files/figib.pdf
- https://cdn.shopify.com/s/files/1/0432/3901/4562/files/bekagepolotibevidam.pdf
- https://cdn.shopify.com/s/files/1/0429/9220/5978/files/pavomexapomisejez.pdf
- https://cdn.shopify.com/s/files/1/0432/1945/2072/files/suvazatoruzodokodoxu.pdf
- https://cdn.shopify.com/s/files/1/0435/7377/2447/files/how_to_read_the_akashic_records_linda_howe.pdf
- https://cdn.shopify.com/s/files/1/0429/1641/3607/files/67803022954.pdf
- https://cdn.shopify.com/s/files/1/0438/0593/3730/files/26031894171.pdf
- https://cdn.shopify.com/s/files/1/0433/7228/2008/files/dobusowijusezazojasala.pdf
- https://cdn.shopify.com/s/files/1/0429/0363/4079/files/95667015165.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006f17.bin44a805e8bfddfd4455c7e3580b9ac3ab5835c08009acefb55e36fba8d9d44214 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F17 | 1764 bytes |
font_01_sfnt_off000077b3.bin0e905dfd0be8d82e329c2db358acaa2f7d1660601447f2618f1faae932832843 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x77B3 | 5612 bytes |
font_02_sfnt_off00008ab9.bin70db78dd965a4c17f42f80dd650553472899346e452b75c89a0d8f9b15a2fa4a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8AB9 | 11308 bytes |
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